Games like StarMech
Games like StarMech include Vampire Survivors, Enter the Gungeon, Returnal™, Brotato, and Megabonk. We matched them by the tags players give StarMech on Steam (Action Roguelike, Action, Bullet Hell, Shooter, and Roguelike): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Action Roguelike · Bullet Hell · 2D

Enter the Gungeon
Shared: Action Roguelike · Bullet Hell · Roguelike

Returnal™
Shared: Action · Bullet Hell · Roguelike

Brotato
Shared: Action Roguelike · Bullet Hell · Roguelike

Megabonk
Shared: Action Roguelike · Roguelike · Bullet Hell

BALL x PIT
Shared: Action · Bullet Hell · Action Roguelike

Nova Drift
Shared: Bullet Hell · Action Roguelike · Shooter

Death Must Die
Shared: Action Roguelike · Bullet Hell · Action

Titanfall® 2
Shared: Shooter · Action · Mechs

Nuclear Throne
Shared: Action Roguelike · Roguelike · Bullet Hell

Risk of Rain 2
Shared: Action Roguelike · Action · Roguelike

Skul: The Hero Slayer
Shared: Action · Action Roguelike · Roguelike

Halls of Torment
Shared: Action Roguelike · Bullet Hell · Action

Tower of Babel: Survivors of Chaos
Shared: Action Roguelike · Bullet Hell · Action

STAR WARS™ Battlefront™ II
Shared: Shooter · Action · Space

Rocket Rats
Shared: Action Roguelike · Bullet Hell · Action

EVERSPACE™
Shared: Action Roguelike · Action · Space

Risk of Rain Returns
Shared: Action Roguelike · 2D · Action

Dead Cells
Shared: Action Roguelike · Roguelike · 2D

Soulstone Survivors
Shared: Action Roguelike · Bullet Hell · Roguelike

Dome Keeper
Shared: Action · Roguelike · Sci-fi

Pass the Fear
Shared: Action Roguelike · Bullet Hell · Action

Crab Champions
Shared: Action Roguelike · Roguelike · Bullet Hell

The Binding of Isaac: Rebirth
Shared: Action Roguelike · Roguelike · 2D